1.Tubingclassification

Tubing inogona kukamurwa kuita tubing (NU), inogumbura tubing (EU) uye iyo yakazara joint tubing.Flat (Flat) zvinoreva pombi yekuisa mafuta pakupera pasina kukora zvakanangana nekuunza mabatanidza.Kukwirisa tubing zvinoreva mushure mekunge pombi mbiri dzapera kuburikidza nekugumbuka kwekunze, yobva yaita threading nekuunza ma couplings.Pakazara majoint tubing zvinoreva kuburikidza nemukati mutsara wemota tambo imwe magumo kuburikidza nemota kunze kweshinda gobvu, pasina kubatanidza zvakananga.

2.Tubing basa

① kuburitsa oiri uye gasi: oiri uye gasi tsime simende kick uye wozoiswa muoiri casing pombi kuburitsa oiri uye gasi kumusoro.

② mvura: Kana iyo downhole pressure isina kukwana, kuburikidza netubing mumvura yetsime.

③ jekiseni rehutsi: mune inorema mafuta ekudziya kudzoreredza maitiro, kushandiswa kweiyo insulated tubing downhole chiutsi kupinza.

④ acidizing uye fracturing: Kunonoka mukuchera mafuta uye gasi matsime kana kuti uvandudze goho, zvinodikanwa kuti upinde mugavhu rekuisa acidification uye fracturing media kana kurapwa, uye yakarapwa svikiro inounzwa nepombi.